diff options
Diffstat (limited to 'src/gallium/auxiliary')
26 files changed, 719 insertions, 74 deletions
diff --git a/src/gallium/auxiliary/cso_cache/cso_context.c b/src/gallium/auxiliary/cso_cache/cso_context.c index 80bd0c91db0..2b16332e143 100644 --- a/src/gallium/auxiliary/cso_cache/cso_context.c +++ b/src/gallium/auxiliary/cso_cache/cso_context.c @@ -42,6 +42,7 @@ #include "cso_cache/cso_context.h" #include "cso_cache/cso_cache.h" #include "cso_cache/cso_hash.h" +#include "cso_context.h" struct cso_context { struct pipe_context *pipe; @@ -85,8 +86,8 @@ struct cso_context { void *blend, *blend_saved; void *depth_stencil, *depth_stencil_saved; void *rasterizer, *rasterizer_saved; - void *fragment_shader, *fragment_shader_saved; - void *vertex_shader, *vertex_shader_saved; + void *fragment_shader, *fragment_shader_saved, *geometry_shader; + void *vertex_shader, *vertex_shader_saved, *geometry_shader_saved; struct pipe_framebuffer_state fb, fb_saved; struct pipe_viewport_state vp, vp_saved; @@ -1027,3 +1028,38 @@ enum pipe_error cso_set_blend_color(struct cso_context *ctx, } return PIPE_OK; } + +enum pipe_error cso_set_geometry_shader_handle(struct cso_context *ctx, + void *handle) +{ + if (ctx->geometry_shader != handle) { + ctx->geometry_shader = handle; + ctx->pipe->bind_gs_state(ctx->pipe, handle); + } + return PIPE_OK; +} + +void cso_delete_geometry_shader(struct cso_context *ctx, void *handle) +{ + if (handle == ctx->geometry_shader) { + /* unbind before deleting */ + ctx->pipe->bind_gs_state(ctx->pipe, NULL); + ctx->geometry_shader = NULL; + } + ctx->pipe->delete_gs_state(ctx->pipe, handle); +} + +void cso_save_geometry_shader(struct cso_context *ctx) +{ + assert(!ctx->geometry_shader_saved); + ctx->geometry_shader_saved = ctx->geometry_shader; +} + +void cso_restore_geometry_shader(struct cso_context *ctx) +{ + if (ctx->geometry_shader_saved != ctx->geometry_shader) { + ctx->pipe->bind_gs_state(ctx->pipe, ctx->geometry_shader_saved); + ctx->geometry_shader = ctx->geometry_shader_saved; + } + ctx->geometry_shader_saved = NULL; +} diff --git a/src/gallium/auxiliary/cso_cache/cso_context.h b/src/gallium/auxiliary/cso_cache/cso_context.h index e5b92177cfd..b9e313e32d6 100644 --- a/src/gallium/auxiliary/cso_cache/cso_context.h +++ b/src/gallium/auxiliary/cso_cache/cso_context.h @@ -146,6 +146,13 @@ void cso_save_vertex_shader(struct cso_context *cso); void cso_restore_vertex_shader(struct cso_context *cso); +enum pipe_error cso_set_geometry_shader_handle(struct cso_context *ctx, + void *handle); +void cso_delete_geometry_shader(struct cso_context *ctx, void *handle); +void cso_save_geometry_shader(struct cso_context *cso); +void cso_restore_geometry_shader(struct cso_context *cso); + + enum pipe_error cso_set_framebuffer(struct cso_context *cso, const struct pipe_framebuffer_state *fb); diff --git a/src/gallium/auxiliary/draw/Makefile b/src/gallium/auxiliary/draw/Makefile index 5041dcc072b..248167465fe 100644 --- a/src/gallium/auxiliary/draw/Makefile +++ b/src/gallium/auxiliary/draw/Makefile @@ -5,6 +5,7 @@ LIBNAME = draw C_SOURCES = \ draw_context.c \ + draw_gs.c \ draw_pipe.c \ draw_pipe_aaline.c \ draw_pipe_aapoint.c \ diff --git a/src/gallium/auxiliary/draw/SConscript b/src/gallium/auxiliary/draw/SConscript index 5f05aa324a5..a022c145e90 100644 --- a/src/gallium/auxiliary/draw/SConscript +++ b/src/gallium/auxiliary/draw/SConscript @@ -40,7 +40,8 @@ draw = env.ConvenienceLibrary( 'draw_vs_llvm.c', 'draw_vs_ppc.c', 'draw_vs_sse.c', - 'draw_vs_varient.c' + 'draw_vs_varient.c', + 'draw_gs.c' ]) auxiliaries.insert(0, draw) diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c index cc5f7f01059..667aa46b208 100644 --- a/src/gallium/auxiliary/draw/draw_context.c +++ b/src/gallium/auxiliary/draw/draw_context.c @@ -36,6 +36,7 @@ #include "draw_context.h" #include "draw_vbuf.h" #include "draw_vs.h" +#include "draw_gs.h" #include "draw_pt.h" #include "draw_pipe.h" @@ -67,6 +68,9 @@ struct draw_context *draw_create( void ) if (!draw_vs_init( draw )) goto fail; + if (!draw_gs_init( draw )) + goto fail; + return draw; fail: @@ -231,11 +235,19 @@ draw_set_mapped_vertex_buffer(struct draw_context *draw, void draw_set_mapped_constant_buffer(struct draw_context *draw, - const void *buffer, + unsigned shader_type, + const void *buffer, unsigned size ) { - draw->pt.user.constants = buffer; - draw_vs_set_constants( draw, (const float (*)[4])buffer, size ); + debug_assert(shader_type == PIPE_SHADER_VERTEX || + shader_type == PIPE_SHADER_GEOMETRY); + if (shader_type == PIPE_SHADER_VERTEX) { + draw->pt.user.vs_constants = buffer; + draw_vs_set_constants( draw, (const float (*)[4])buffer, size ); + } else if (shader_type == PIPE_SHADER_GEOMETRY) { + draw->pt.user.gs_constants = buffer; + draw_gs_set_constants( draw, (const float (*)[4])buffer, size ); + } } @@ -298,7 +310,7 @@ draw_set_force_passthrough( struct draw_context *draw, boolean enable ) * a post-transformed vertex. * * With this function, drivers that use the draw module should have no reason - * to track the current vertex shader. + * to track the current vertex/geometry shader. * * Note that the draw module may sometimes generate vertices with extra * attributes (such as texcoords for AA lines). The driver can call this @@ -309,43 +321,59 @@ draw_set_force_passthrough( struct draw_context *draw, boolean enable ) * work for the drivers. */ int -draw_find_vs_output(const struct draw_context *draw, - uint semantic_name, uint semantic_index) +draw_find_shader_output(const struct draw_context *draw, + uint semantic_name, uint semantic_index) { const struct draw_vertex_shader *vs = draw->vs.vertex_shader; + const struct draw_geometry_shader *gs = draw->gs.geometry_shader; uint i; - for (i = 0; i < vs->info.num_outputs; i++) { - if (vs->info.output_semantic_name[i] == semantic_name && - vs->info.output_semantic_index[i] == semantic_index) + const struct tgsi_shader_info *info = &vs->info; + + if (gs) + info = &gs->info; + + for (i = 0; i < info->num_outputs; i++) { + if (info->output_semantic_name[i] == semantic_name && + info->output_semantic_index[i] == semantic_index) return i; } /* XXX there may be more than one extra vertex attrib. * For example, simulated gl_FragCoord and gl_PointCoord. */ - if (draw->extra_vp_outputs.semantic_name == semantic_name && - draw->extra_vp_outputs.semantic_index == semantic_index) { - return draw->extra_vp_outputs.slot; + if (draw->extra_shader_outputs.semantic_name == semantic_name && + draw->extra_shader_outputs.semantic_index == semantic_index) { + return draw->extra_shader_outputs.slot; } + return 0; } /** - * Return number of vertex shader outputs. + * Return number of the shader outputs. + * + * If geometry shader is present, its output will be returned, + * if not vertex shader is used. */ uint -draw_num_vs_outputs(const struct draw_context *draw) +draw_num_shader_outputs(const struct draw_context *draw) { uint count = draw->vs.vertex_shader->info.num_outputs; - if (draw->extra_vp_outputs.slot > 0) + + /* if geometry shader is present, its outputs go to te + * driver, not the vertex shaders */ + if (draw->gs.geometry_shader) + count = draw->gs.geometry_shader->info.num_outputs; + + if (draw->extra_shader_outputs.slot > 0) count++; return count; } /** - * Provide TGSI sampler objects for vertex shaders that use texture fetches. + * Provide TGSI sampler objects for vertex/geometry shaders that use texture fetches. * This might only be used by software drivers for the time being. */ void @@ -355,6 +383,8 @@ draw_texture_samplers(struct draw_context *draw, { draw->vs.num_samplers = num_samplers; draw->vs.samplers = samplers; + draw->gs.num_samplers = num_samplers; + draw->gs.samplers = samplers; } @@ -421,3 +451,18 @@ void draw_do_flush( struct draw_context *draw, unsigned flags ) draw->flushing = FALSE; } } + + +int draw_current_shader_outputs(struct draw_context *draw) +{ + if (draw->gs.geometry_shader) + return draw->gs.num_gs_outputs; + return draw->vs.num_vs_outputs; +} + +int draw_current_shader_position_output(struct draw_context *draw) +{ + if (draw->gs.geometry_shader) + return draw->gs.position_output; + return draw->vs.position_output; +} diff --git a/src/gallium/auxiliary/draw/draw_context.h b/src/gallium/auxiliary/draw/draw_context.h index 465b8f10c6c..b716209df29 100644 --- a/src/gallium/auxiliary/draw/draw_context.h +++ b/src/gallium/auxiliary/draw/draw_context.h @@ -45,6 +45,7 @@ struct pipe_context; struct draw_context; struct draw_stage; struct draw_vertex_shader; +struct draw_geometry_shader; struct tgsi_sampler; @@ -85,11 +86,11 @@ draw_install_pstipple_stage(struct draw_context *draw, struct pipe_context *pipe int -draw_find_vs_output(const struct draw_context *draw, - uint semantic_name, uint semantic_index); +draw_find_shader_output(const struct draw_context *draw, + uint semantic_name, uint semantic_index); uint -draw_num_vs_outputs(const struct draw_context *draw); +draw_num_shader_outputs(const struct draw_context *draw); void @@ -112,6 +113,17 @@ void draw_delete_vertex_shader(struct draw_context *draw, struct draw_vertex_shader *dvs); +/* + * Geometry shader functions + */ +struct draw_geometry_shader * +draw_create_geometry_shader(struct draw_context *draw, + const struct pipe_shader_state *shader); +void draw_bind_geometry_shader(struct draw_context *draw, + struct draw_geometry_shader *dvs); +void draw_delete_geometry_shader(struct draw_context *draw, + struct draw_geometry_shader *dvs); + /* * Vertex data functions @@ -140,6 +152,7 @@ void draw_set_mapped_vertex_buffer(struct draw_context *draw, unsigned attr, const void *buffer); void draw_set_mapped_constant_buffer(struct draw_context *draw, + unsigned shader_type, const void *buffer, unsigned size ); diff --git a/src/gallium/auxiliary/draw/draw_gs.c b/src/gallium/auxiliary/draw/draw_gs.c new file mode 100644 index 00000000000..11542286ddb --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_gs.c @@ -0,0 +1,338 @@ +/************************************************************************** + * + * Copyright 2009 VMWare Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "draw_gs.h" + +#include "draw_private.h" +#include "draw_context.h" + +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_exec.h" + +#include "pipe/p_shader_tokens.h" + +#include "util/u_math.h" +#include "util/u_memory.h" + +#define MAX_PRIM_VERTICES 6 +/* fixme: move it from here */ +#define MAX_PRIMITIVES 64 + +boolean +draw_gs_init( struct draw_context *draw ) +{ + draw->gs.machine = tgsi_exec_machine_create(); + if (!draw->gs.machine) + return FALSE; + + draw->gs.machine->Primitives = align_malloc( + MAX_PRIMITIVES * sizeof(struct tgsi_exec_vector), 16); + if (!draw->gs.machine->Primitives) + return FALSE; + memset(draw->gs.machine->Primitives, 0, + MAX_PRIMITIVES * sizeof(struct tgsi_exec_vector)); + + return TRUE; +} + + +void draw_gs_set_constants( struct draw_context *draw, + const float (*constants)[4], + unsigned size ) +{ +} + + +struct draw_geometry_shader * +draw_create_geometry_shader(struct draw_context *draw, + const struct pipe_shader_state *state) +{ + struct draw_geometry_shader *gs; + int i; + + gs = CALLOC_STRUCT(draw_geometry_shader); + + if (!gs) + return NULL; + + gs->state = *state; + gs->state.tokens = tgsi_dup_tokens(state->tokens); + if (!gs->state.tokens) { + FREE(gs); + return NULL; + } + + tgsi_scan_shader(state->tokens, &gs->info); + + /* setup the defaults */ + gs->input_primitive = PIPE_PRIM_TRIANGLES; + gs->output_primitive = PIPE_PRIM_TRIANGLE_STRIP; + gs->max_output_vertices = 32; + + for (i = 0; i < gs->info.num_properties; ++i) { + if (gs->info.properties[i].name == + TGSI_PROPERTY_GS_INPUT_PRIM) + gs->input_primitive = gs->info.properties[i].data[0]; + else if (gs->info.properties[i].name == + TGSI_PROPERTY_GS_OUTPUT_PRIM) + gs->output_primitive = gs->info.properties[i].data[0]; + else if (gs->info.properties[i].name == + TGSI_PROPERTY_GS_MAX_VERTICES) + gs->max_output_vertices = gs->info.properties[i].data[0]; + } + + gs->machine = draw->gs.machine; + + if (gs) + { + uint i; + for (i = 0; i < gs->info.num_outputs; i++) { + if (gs->info.output_semantic_name[i] == TGSI_SEMANTIC_POSITION && + gs->info.output_semantic_index[i] == 0) + gs->position_output = i; + } + } + + return gs; +} + +void draw_bind_geometry_shader(struct draw_context *draw, + struct draw_geometry_shader *dgs) +{ + draw_do_flush(draw, DRAW_FLUSH_STATE_CHANGE); + + if (dgs) { + draw->gs.geometry_shader = dgs; + draw->gs.num_gs_outputs = dgs->info.num_outputs; + draw->gs.position_output = dgs->position_output; + draw_geometry_shader_prepare(dgs, draw); + } + else { + draw->gs.geometry_shader = NULL; + draw->gs.num_gs_outputs = 0; + } +} + +void draw_delete_geometry_shader(struct draw_context *draw, + struct draw_geometry_shader *dgs) +{ + FREE(dgs); +} + +static INLINE int num_vertices_for_prim(int prim) +{ + switch(prim) { + case PIPE_PRIM_POINTS: + return 1; + case PIPE_PRIM_LINES: + return 2; + case PIPE_PRIM_LINE_LOOP: + return 2; + case PIPE_PRIM_LINE_STRIP: + return 2; + case PIPE_PRIM_TRIANGLES: + return 3; + case PIPE_PRIM_TRIANGLE_STRIP: + return 3; + case PIPE_PRIM_TRIANGLE_FAN: + return 3; + case PIPE_PRIM_LINES_ADJACENCY: + case PIPE_PRIM_LINE_STRIP_ADJACENCY: + return 4; + case PIPE_PRIM_TRIANGLES_ADJACENCY: + case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY: + return 6; + default: + assert(!"Bad geometry shader input"); + return 0; + } +} + +static void draw_fetch_geometry_input(struct draw_geometry_shader *shader, + int start_primitive, + int num_primitives, + const float (*input_ptr)[4], + unsigned input_vertex_stride, + unsigned inputs_from_vs) +{ + struct tgsi_exec_machine *machine = shader->machine; + unsigned slot, vs_slot, k, j; + unsigned num_vertices = num_vertices_for_prim(shader->input_primitive); + int idx = 0; + + for (slot = 0, vs_slot = 0; slot < shader->info.num_inputs; slot++) { + debug_printf("Slot = %d (semantic = %d)\n", slot, + shader->info.input_semantic_name[slot]); + if (shader->info.input_semantic_name[slot] == + TGSI_SEMANTIC_VERTICES) { + for (j = 0; j < num_primitives; ++j) { + machine->Inputs[idx].xyzw[0].f[j] = (float)num_vertices; + machine->Inputs[idx].xyzw[1].f[j] = (float)num_vertices; + machine->Inputs[idx].xyzw[2].f[j] = (float)num_vertices; + machine->Inputs[idx].xyzw[3].f[j] = (float)num_vertices; + } + ++idx; + } else { + for (j = 0; j < num_primitives; ++j) { + int vidx = idx; + const float (*prim_ptr)[4]; + debug_printf(" %d) Prim (num_verts = %d)\n", start_primitive + j, + num_vertices); + prim_ptr = (const float (*)[4])( + (const char *)input_ptr + + (j * num_vertices * input_vertex_stride)); + + for (k = 0; k < num_vertices; ++k, ++vidx) { + const float (*input)[4]; + input = (const float (*)[4])( + (const char *)prim_ptr + (k * input_vertex_stride)); + debug_printf("\t%d)(%d) Input vert:\n", vidx, k); +#if 1 + assert(!util_is_inf_or_nan(input[vs_slot][0])); + assert(!util_is_inf_or_nan(input[vs_slot][1])); + assert(!util_is_inf_or_nan(input[vs_slot][2])); + assert(!util_is_inf_or_nan(input[vs_slot][3])); +#endif + machine->Inputs[vidx].xyzw[0].f[j] = input[vs_slot][0]; + machine->Inputs[vidx].xyzw[1].f[j] = input[vs_slot][1]; + machine->Inputs[vidx].xyzw[2].f[j] = input[vs_slot][2]; + machine->Inputs[vidx].xyzw[3].f[j] = input[vs_slot][3]; +#if 0 + debug_printf("\t\t%d %f %f %f %f\n", slot, + machine->Inputs[vidx].xyzw[0].f[j], + machine->Inputs[vidx].xyzw[1].f[j], + machine->Inputs[vidx].xyzw[2].f[j], + machine->Inputs[vidx].xyzw[3].f[j]); +#endif + } + } + ++vs_slot; + idx += num_vertices; + } + } +} + +static INLINE void +draw_geometry_fetch_outputs(struct draw_geometry_shader *shader, + int num_primitives, + float (*output)[4], + unsigned vertex_size) +{ + struct tgsi_exec_machine *machine = shader->machine; + unsigned prim_idx, j, slot; + + /* Unswizzle all output results. + */ + /* FIXME: handle all the primitives produced by the gs, not just + * the first one + unsigned prim_count = + mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0];*/ + for (prim_idx = 0; prim_idx < num_primitives; ++prim_idx) { + unsigned num_verts_per_prim = machine->Primitives[0]; + for (j = 0; j < num_verts_per_prim; j++) { + int idx = (prim_idx * num_verts_per_prim + j) * + shader->info.num_outputs; +#ifdef DEBUG_OUTPUTS + debug_printf("%d) Output vert:\n", idx); +#endif + for (slot = 0; slot < shader->info.num_outputs; slot++) { + output[slot][0] = machine->Outputs[idx + slot].xyzw[0].f[prim_idx]; + output[slot][1] = machine->Outputs[idx + slot].xyzw[1].f[prim_idx]; + output[slot][2] = machine->Outputs[idx + slot].xyzw[2].f[prim_idx]; + output[slot][3] = machine->Outputs[idx + slot].xyzw[3].f[prim_idx]; +#ifdef DEBUG_OUTPUTS + debug_printf("\t%d: %f %f %f %f\n", slot, + output[slot][0], + output[slot][1], + output[slot][2], + output[slot][3]); +#endif + debug_assert(!util_is_inf_or_nan(output[slot][0])); + } + output = (float (*)[4])((char *)output + vertex_size); + } + } +} + +void draw_geometry_shader_run(struct draw_geometry_shader *shader, + const float (*input)[4], + float (*output)[4], + const float (*constants)[4], + unsigned count, + unsigned input_stride, + unsigned vertex_size) +{ + struct tgsi_exec_machine *machine = shader->machine; + unsigned int i; + unsigned num_vertices = num_vertices_for_prim(shader->input_primitive); + unsigned num_primitives = count/num_vertices; + unsigned inputs_from_vs = 0; + + machine->Consts = constants; + + for (i = 0; i < shader->info.num_inputs; ++i) { + if (shader->info.input_semantic_name[i] != TGSI_SEMANTIC_VERTICES && + shader->info.input_semantic_name[i] != TGSI_SEMANTIC_PRIMID) + ++inputs_from_vs; + } + + for (i = 0; i < num_primitives; ++i) { + unsigned int max_primitives = 1; + + draw_fetch_geometry_input(shader, i, max_primitives, input, + input_stride, inputs_from_vs); + + tgsi_set_exec_mask(machine, + 1, + max_primitives > 1, + max_primitives > 2, + max_primitives > 3); + + /* run interpreter */ + tgsi_exec_machine_run(machine); + + draw_geometry_fetch_outputs(shader, max_primitives, + output, vertex_size); + } +} + +void draw_geometry_shader_delete(struct draw_geometry_shader *shader) +{ + FREE((void*) shader->state.tokens); + FREE(shader); +} + +void draw_geometry_shader_prepare(struct draw_geometry_shader *shader, + struct draw_context *draw) +{ + if (shader->machine->Tokens != shader->state.tokens) { + tgsi_exec_machine_bind_shader(shader->machine, + shader->state.tokens, + draw->gs.num_samplers, + draw->gs.samplers); + } +} diff --git a/src/gallium/auxiliary/draw/draw_gs.h b/src/gallium/auxiliary/draw/draw_gs.h new file mode 100644 index 00000000000..d6a97d9c4ef --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_gs.h @@ -0,0 +1,76 @@ +/************************************************************************** + * + * Copyright 2009 VMWare Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef DRAW_GS_H +#define DRAW_GS_H + +#include "draw_context.h" +#include "draw_private.h" + + +#define MAX_TGSI_PRIMITIVES 4 + +struct draw_context; + +/** + * Private version of the compiled geometry shader + */ +struct draw_geometry_shader { + struct draw_context *draw; + + struct tgsi_exec_machine *machine; + + /* This member will disappear shortly:*/ + struct pipe_shader_state state; + + struct tgsi_shader_info info; + unsigned position_output; + + unsigned max_output_vertices; + unsigned input_primitive; + unsigned output_primitive; + + /* Extracted from shader: + */ + const float (*immediates)[4]; +}; + +void draw_geometry_shader_run(struct draw_geometry_shader *shader, + const float (*input)[4], + float (*output)[4], + const float (*constants)[4], + unsigned count, + unsigned input_stride, + unsigned output_stride); + +void draw_geometry_shader_prepare(struct draw_geometry_shader *shader, + struct draw_context *draw); + +void draw_geometry_shader_delete(struct draw_geometry_shader *shader); + + +#endif diff --git a/src/gallium/auxiliary/draw/draw_pipe_aaline.c b/src/gallium/auxiliary/draw/draw_pipe_aaline.c index 14375426ed8..4585dcdb48a 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_aaline.c +++ b/src/gallium/auxiliary/draw/draw_pipe_aaline.c @@ -660,13 +660,13 @@ aaline_first_line(struct draw_stage *stage, struct prim_header *header) } /* update vertex attrib info */ - aaline->tex_slot = draw->vs.num_vs_outputs; - aaline->pos_slot = draw->vs.position_output; + aaline->tex_slot = draw_current_shader_outputs(draw); + aaline->pos_slot = draw_current_shader_position_output(draw);; /* advertise the extra post-transformed vertex attribute */ - draw->extra_vp_outputs.semantic_name = TGSI_SEMANTIC_GENERIC; - draw->extra_vp_outputs.semantic_index = aaline->fs->generic_attrib; - draw->extra_vp_outputs.slot = aaline->tex_slot; + draw->extra_shader_outputs.semantic_name = TGSI_SEMANTIC_GENERIC; + draw->extra_shader_outputs.semantic_index = aaline->fs->generic_attrib; + draw->extra_shader_outputs.slot = aaline->tex_slot; /* how many samplers? */ /* we'll use sampler/texture[pstip->sampler_unit] for the stipple */ @@ -707,7 +707,7 @@ aaline_flush(struct draw_stage *stage, unsigned flags) aaline->state.texture); draw->suspend_flushing = FALSE; - draw->extra_vp_outputs.slot = 0; + draw->extra_shader_outputs.slot = 0; } diff --git a/src/gallium/auxiliary/draw/draw_pipe_aapoint.c b/src/gallium/auxiliary/draw/draw_pipe_aapoint.c index 75130a8fb0e..d86717e5182 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_aapoint.c +++ b/src/gallium/auxiliary/draw/draw_pipe_aapoint.c @@ -687,14 +687,14 @@ aapoint_first_point(struct draw_stage *stage, struct prim_header *header) bind_aapoint_fragment_shader(aapoint); /* update vertex attrib info */ - aapoint->tex_slot = draw->vs.num_vs_outputs; + aapoint->tex_slot = draw_current_shader_outputs(draw); assert(aapoint->tex_slot > 0); /* output[0] is vertex pos */ - aapoint->pos_slot = draw->vs.position_output; + aapoint->pos_slot = draw_current_shader_position_output(draw); - draw->extra_vp_outputs.semantic_name = TGSI_SEMANTIC_GENERIC; - draw->extra_vp_outputs.semantic_index = aapoint->fs->generic_attrib; - draw->extra_vp_outputs.slot = aapoint->tex_slot; + draw->extra_shader_outputs.semantic_name = TGSI_SEMANTIC_GENERIC; + draw->extra_shader_outputs.semantic_index = aapoint->fs->generic_attrib; + draw->extra_shader_outputs.slot = aapoint->tex_slot; /* find psize slot in post-transform vertex */ aapoint->psize_slot = -1; @@ -731,7 +731,7 @@ aapoint_flush(struct draw_stage *stage, unsigned flags) aapoint->driver_bind_fs_state(pipe, aapoint->fs->driver_fs); draw->suspend_flushing = FALSE; - draw->extra_vp_outputs.slot = 0; + draw->extra_shader_outputs.slot = 0; } diff --git a/src/gallium/auxiliary/draw/draw_pipe_clip.c b/src/gallium/auxiliary/draw/draw_pipe_clip.c index 0670268a196..205cda5eabe 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_clip.c +++ b/src/gallium/auxiliary/draw/draw_pipe_clip.c @@ -114,8 +114,8 @@ static void interp( const struct clipper *clip, const struct vertex_header *out, const struct vertex_header *in ) { - const unsigned nr_attrs = clip->stage.draw->vs.num_vs_outputs; - const unsigned pos_attr = clip->stage.draw->vs.position_output; + const unsigned nr_attrs = draw_current_shader_outputs(clip->stage.draw); + const unsigned pos_attr = draw_current_shader_position_output(clip->stage.draw); unsigned j; /* Vertex header. diff --git a/src/gallium/auxiliary/draw/draw_pipe_cull.c b/src/gallium/auxiliary/draw/draw_pipe_cull.c index 0a70483858c..11b39db5990 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_cull.c +++ b/src/gallium/auxiliary/draw/draw_pipe_cull.c @@ -55,7 +55,7 @@ static INLINE struct cull_stage *cull_stage( struct draw_stage *stage ) static void cull_tri( struct draw_stage *stage, struct prim_header *header ) { - const unsigned pos = stage->draw->vs.position_output; + const unsigned pos = draw_current_shader_position_output(stage->draw); /* Window coords: */ const float *v0 = header->v[0]->data[pos]; diff --git a/src/gallium/auxiliary/draw/draw_pipe_offset.c b/src/gallium/auxiliary/draw/draw_pipe_offset.c index 40798a5d6e7..e829492423e 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_offset.c +++ b/src/gallium/auxiliary/draw/draw_pipe_offset.c @@ -63,7 +63,7 @@ static INLINE struct offset_stage *offset_stage( struct draw_stage *stage ) static void do_offset_tri( struct draw_stage *stage, struct prim_header *header ) { - const unsigned pos = stage->draw->vs.position_output; + const unsigned pos = draw_current_shader_position_output(stage->draw); struct offset_stage *offset = offset_stage(stage); float inv_det = 1.0f / header->det; diff --git a/src/gallium/auxiliary/draw/draw_pipe_stipple.c b/src/gallium/auxiliary/draw/draw_pipe_stipple.c index 6e921bac278..70fbab9ea76 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_stipple.c +++ b/src/gallium/auxiliary/draw/draw_pipe_stipple.c @@ -73,7 +73,8 @@ screen_interp( struct draw_context *draw, const struct vertex_header *v1 ) { uint attr; - for (attr = 0; attr < draw->vs.num_vs_outputs; attr++) { + int num_outputs = draw_current_shader_outputs(draw); + for (attr = 0; attr < num_outputs; attr++) { const float *val0 = v0->data[attr]; const float *val1 = v1->data[attr]; float *newv = dst->data[attr]; @@ -121,7 +122,7 @@ stipple_line(struct draw_stage *stage, struct prim_header *header) struct stipple_stage *stipple = stipple_stage(stage); struct vertex_header *v0 = header->v[0]; struct vertex_header *v1 = header->v[1]; - const unsigned pos = stage->draw->vs.position_output; + const unsigned pos = draw_current_shader_position_output(stage->draw); const float *pos0 = v0->data[pos]; const float *pos1 = v1->data[pos]; float start = 0; diff --git a/src/gallium/auxiliary/draw/draw_pipe_wide_line.c b/src/gallium/auxiliary/draw/draw_pipe_wide_line.c index f32cbef983d..3073c870825 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_wide_line.c +++ b/src/gallium/auxiliary/draw/draw_pipe_wide_line.c @@ -59,7 +59,7 @@ static void wideline_line( struct draw_stage *stage, struct prim_header *header ) { /*const struct wideline_stage *wide = wideline_stage(stage);*/ - const unsigned pos = stage->draw->vs.position_output; + const unsigned pos = draw_current_shader_position_output(stage->draw); const float half_width = 0.5f * stage->draw->rasterizer->line_width; struct prim_header tri; diff --git a/src/gallium/auxiliary/draw/draw_pipe_wide_point.c b/src/gallium/auxiliary/draw/draw_pipe_wide_point.c index 7d76a7dbf39..8dc50c0ab43 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_wide_point.c +++ b/src/gallium/auxiliary/draw/draw_pipe_wide_point.c @@ -112,7 +112,7 @@ static void set_texcoords(const struct widepoint_stage *wide, if (wide->point_coord_fs_input >= 0) { /* put gl_PointCoord into the extra vertex slot */ - uint slot = wide->stage.draw->extra_vp_outputs.slot; + uint slot = wide->stage.draw->extra_shader_outputs.slot; v->data[slot][0] = tc[0]; v->data[slot][1] = tc[1]; v->data[slot][2] = 0.0F; @@ -130,7 +130,7 @@ static void widepoint_point( struct draw_stage *stage, struct prim_header *header ) { const struct widepoint_stage *wide = widepoint_stage(stage); - const unsigned pos = stage->draw->vs.position_output; + const unsigned pos = draw_current_shader_position_output(stage->draw); const boolean sprite = (boolean) stage->draw->rasterizer->point_sprite; float half_size; float left_adj, right_adj, bot_adj, top_adj; @@ -257,13 +257,13 @@ static void widepoint_first_point( struct draw_stage *stage, wide->point_coord_fs_input = find_pntc_input_attrib(draw); /* setup extra vp output (point coord implemented as a texcoord) */ - draw->extra_vp_outputs.semantic_name = TGSI_SEMANTIC_GENERIC; - draw->extra_vp_outputs.semantic_index = 0; - draw->extra_vp_outputs.slot = draw->vs.num_vs_outputs; + draw->extra_shader_outputs.semantic_name = TGSI_SEMANTIC_GENERIC; + draw->extra_shader_outputs.semantic_index = 0; + draw->extra_shader_outputs.slot = draw_current_shader_outputs(draw); } else { wide->point_coord_fs_input = -1; - draw->extra_vp_outputs.slot = 0; + draw->extra_shader_outputs.slot = 0; } wide->psize_slot = -1; @@ -287,7 +287,7 @@ static void widepoint_flush( struct draw_stage *stage, unsigned flags ) { stage->point = widepoint_first_point; stage->next->flush( stage->next, flags ); - stage->draw->extra_vp_outputs.slot = 0; + stage->draw->extra_shader_outputs.slot = 0; } diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h index 3850cede1e8..e49041556bd 100644 --- a/src/gallium/auxiliary/draw/draw_private.h +++ b/src/gallium/auxiliary/draw/draw_private.h @@ -152,8 +152,9 @@ struct draw_context /** vertex arrays */ const void *vbuffer[PIPE_MAX_ATTRIBS]; - /** constant buffer (for vertex shader) */ - const void *constants; + /** constant buffer (for vertex/geometry shader) */ + const void *vs_constants; + const void *gs_constants; } user; boolean test_fse; /* enable FSE even though its not correct (eg for softpipe) */ @@ -211,6 +212,18 @@ struct draw_context struct translate_cache *emit_cache; } vs; + struct { + struct draw_geometry_shader *geometry_shader; + uint num_gs_outputs; /**< convenience, from geometry_shader */ + uint position_output; + + /** TGSI program interpreter runtime state */ + struct tgsi_exec_machine *machine; + + uint num_samplers; + struct tgsi_sampler **samplers; + } gs; + /* Clip derived state: */ float plane[12][4]; @@ -222,7 +235,7 @@ struct draw_context uint semantic_name; uint semantic_index; int slot; - } extra_vp_outputs; + } extra_shader_outputs; unsigned reduced_prim; @@ -245,6 +258,19 @@ void draw_vs_set_constants( struct draw_context *, +/******************************************************************************* + * Geometry shading code: + */ +boolean draw_gs_init( struct draw_context *draw ); +void draw_gs_set_constants( struct draw_context *, + const float (*constants)[4], + unsigned size ); + +/******************************************************************************* + * Common shading code: + */ +int draw_current_shader_outputs(struct draw_context *draw); +int draw_current_shader_position_output(struct draw_context *draw); /******************************************************************************* * Vertex processing (was passthrough) code: diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c index 932113783d0..1a9df4cac5d 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c @@ -32,6 +32,7 @@ #include "draw/draw_vertex.h" #include "draw/draw_pt.h" #include "draw/draw_vs.h" +#include "draw/draw_gs.h" #include "translate/translate.h" @@ -119,7 +120,8 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, { struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; struct draw_context *draw = fpme->draw; - struct draw_vertex_shader *shader = draw->vs.vertex_shader; + struct draw_vertex_shader *vshader = draw->vs.vertex_shader; + struct draw_geometry_shader *gshader = draw->gs.geometry_shader; unsigned opt = fpme->opt; unsigned alloc_count = align( fetch_count, 4 ); @@ -147,13 +149,21 @@ static void fetch_pipeline_run( struct draw_pt_middle_end *middle, */ if (opt & PT_SHADE) { - shader->run_linear(shader, - (const float (*)[4])pipeline_verts->data, - ( float (*)[4])pipeline_verts->data, - (const float (*)[4])draw->pt.user.constants, - fetch_count, - fpme->vertex_size, - fpme->vertex_size); + vshader->run_linear(vshader, + (const float (*)[4])pipeline_verts->data, + ( float (*)[4])pipeline_verts->data, + (const float (*)[4])draw->pt.user.vs_constants, + fetch_count, + fpme->vertex_size, + fpme->vertex_size); + if (gshader) + draw_geometry_shader_run(gshader, + (const float (*)[4])pipeline_verts->data, + ( float (*)[4])pipeline_verts->data, + (const float (*)[4])draw->pt.user.gs_constants, + fetch_count, + fpme->vertex_size, + fpme->vertex_size); } if (draw_pt_post_vs_run( fpme->post_vs, @@ -196,6 +206,7 @@ static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; struct draw_context *draw = fpme->draw; struct draw_vertex_shader *shader = draw->vs.vertex_shader; + struct draw_geometry_shader *geometry_shader = draw->gs.geometry_shader; unsigned opt = fpme->opt; unsigned alloc_count = align( count, 4 ); @@ -226,10 +237,19 @@ static void fetch_pipeline_linear_run( struct draw_pt_middle_end *middle, shader->run_linear(shader, (const float (*)[4])pipeline_verts->data, ( float (*)[4])pipeline_verts->data, - (const float (*)[4])draw->pt.user.constants, + (const float (*)[4])draw->pt.user.vs_constants, count, fpme->vertex_size, fpme->vertex_size); + + if (geometry_shader) + draw_geometry_shader_run(geometry_shader, + (const float (*)[4])pipeline_verts->data, + ( float (*)[4])pipeline_verts->data, + (const float (*)[4])draw->pt.user.gs_constants, + count, + fpme->vertex_size, + fpme->vertex_size); } if (draw_pt_post_vs_run( fpme->post_vs, @@ -270,6 +290,7 @@ static boolean fetch_pipeline_linear_run_elts( struct draw_pt_middle_end *middle struct fetch_pipeline_middle_end *fpme = (struct fetch_pipeline_middle_end *)middle; struct draw_context *draw = fpme->draw; struct draw_vertex_shader *shader = draw->vs.vertex_shader; + struct draw_geometry_shader *geometry_shader = draw->gs.geometry_shader; unsigned opt = fpme->opt; unsigned alloc_count = align( count, 4 ); @@ -296,10 +317,19 @@ static boolean fetch_pipeline_linear_run_elts( struct draw_pt_middle_end *middle shader->run_linear(shader, (const float (*)[4])pipeline_verts->data, ( float (*)[4])pipeline_verts->data, - (const float (*)[4])draw->pt.user.constants, + (const float (*)[4])draw->pt.user.vs_constants, count, fpme->vertex_size, fpme->vertex_size); + + if (geometry_shader) + draw_geometry_shader_run(geometry_shader, + (const float (*)[4])pipeline_verts->data, + ( float (*)[4])pipeline_verts->data, + (const float (*)[4])draw->pt.user.gs_constants, + count, + fpme->vertex_size, + fpme->vertex_size); } if (draw_pt_post_vs_run( fpme->post_vs, diff --git a/src/gallium/auxiliary/draw/draw_pt_post_vs.c b/src/gallium/auxiliary/draw/draw_pt_post_vs.c index 9dfb47837e0..55151823a14 100644 --- a/src/gallium/auxiliary/draw/draw_pt_post_vs.c +++ b/src/gallium/auxiliary/draw/draw_pt_post_vs.c @@ -100,7 +100,7 @@ static boolean post_vs_cliptest_viewport_gl( struct pt_post_vs *pvs, struct vertex_header *out = vertices; const float *scale = pvs->draw->viewport.scale; const float *trans = pvs->draw->viewport.translate; - const unsigned pos = pvs->draw->vs.position_output; + const unsigned pos = draw_current_shader_position_output(pvs->draw); unsigned clipped = 0; unsigned j; @@ -190,7 +190,7 @@ static boolean post_vs_viewport( struct pt_post_vs *pvs, struct vertex_header *out = vertices; const float *scale = pvs->draw->viewport.scale; const float *trans = pvs->draw->viewport.translate; - const unsigned pos = pvs->draw->vs.position_output; + const unsigned pos = draw_current_shader_position_output(pvs->draw); unsigned j; if (0) debug_printf("%s\n", __FUNCTION__); diff --git a/src/gallium/auxiliary/draw/draw_pt_util.c b/src/gallium/auxiliary/draw/draw_pt_util.c index b61fa291436..17c3b8cec26 100644 --- a/src/gallium/auxiliary/draw/draw_pt_util.c +++ b/src/gallium/auxiliary/draw/draw_pt_util.c @@ -50,16 +50,32 @@ void draw_pt_split_prim(unsigned prim, unsigned *first, unsigned *incr) *first = 2; *incr = 1; break; + case PIPE_PRIM_LINES_ADJACENCY: + *first = 4; + *incr = 2; + break; + case PIPE_PRIM_LINE_STRIP_ADJACENCY: + *first = 4; + *incr = 1; + break; case PIPE_PRIM_TRIANGLES: *first = 3; *incr = 3; break; + case PIPE_PRIM_TRIANGLES_ADJACENCY: + *first = 6; + *incr = 3; + break; case PIPE_PRIM_TRIANGLE_STRIP: case PIPE_PRIM_TRIANGLE_FAN: case PIPE_PRIM_POLYGON: *first = 3; *incr = 1; break; + case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY: + *first = 6; + *incr = 1; + break; case PIPE_PRIM_QUADS: *first = 4; *incr = 4; diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h index 010c7a18a7c..f0aec5febab 100644 --- a/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h +++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h @@ -36,6 +36,10 @@ static void FUNC(struct draw_pt_front_end *frontend, case PIPE_PRIM_TRIANGLE_STRIP: case PIPE_PRIM_QUADS: case PIPE_PRIM_QUAD_STRIP: + case PIPE_PRIM_LINES_ADJACENCY: + case PIPE_PRIM_LINE_STRIP_ADJACENCY: + case PIPE_PRIM_TRIANGLES_ADJACENCY: + case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY: for (j = 0; j < count;) { unsigned remaining = count - j; unsigned nr = trim( MIN2(varray->driver_fetch_max, remaining), first, incr ); diff --git a/src/gallium/auxiliary/draw/draw_vs_varient.c b/src/gallium/auxiliary/draw/draw_vs_varient.c index 7ee567d4789..d16692584e5 100644 --- a/src/gallium/auxiliary/draw/draw_vs_varient.c +++ b/src/gallium/auxiliary/draw/draw_vs_varient.c @@ -147,11 +147,12 @@ static void PIPE_CDECL vsvg_run_elts( struct draw_vs_varient *varient, vsvg->base.vs->run_linear( vsvg->base.vs, temp_buffer, temp_buffer, - (const float (*)[4])vsvg->base.vs->draw->pt.user.constants, + (const float (*)[4])vsvg->base.vs->draw->pt.user.vs_constants, count, temp_vertex_stride, temp_vertex_stride); + /* FIXME: geometry shading? */ if (vsvg->base.key.clip) { /* not really handling clipping, just do the rhw so we can @@ -207,7 +208,7 @@ static void PIPE_CDECL vsvg_run_linear( struct draw_vs_varient *varient, vsvg->base.vs->run_linear( vsvg->base.vs, temp_buffer, temp_buffer, - (const float (*)[4])vsvg->base.vs->draw->pt.user.constants, + (const float (*)[4])vsvg->base.vs->draw->pt.user.vs_constants, count, temp_vertex_stride, temp_vertex_stride); diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.c b/src/gallium/auxiliary/tgsi/tgsi_dump.c index 5e7e5d2ff9c..bb4f5641616 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_dump.c +++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c @@ -122,7 +122,9 @@ static const char *semantic_names[] = "GENERIC", "NORMAL", "FACE", - "EDGEFLAG" + "EDGEFLAG", + "VERTICES_IN", + "PRIM_ID" }; static const char *immediate_type_names[] = diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index 123117cb0a3..e2f28783cc2 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -372,6 +372,7 @@ tgsi_exec_machine_create( void ) memset(mach, 0, sizeof(*mach)); mach->Addrs = &mach->Temps[TGSI_EXEC_TEMP_ADDR]; + mach->MaxGeometryShaderOutputs = TGSI_MAX_TOTAL_VERTICES; mach->Predicates = &mach->Temps[TGSI_EXEC_TEMP_P0]; /* Setup constants. */ @@ -1468,6 +1469,15 @@ store_dest( index = mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0] + reg->Register.Index; dst = &mach->Outputs[offset + index].xyzw[chan_index]; +#if 0 + if (TGSI_PROCESSOR_GEOMETRY == mach->Processor) { + fprintf(stderr, "STORING OUT[%d] mask(%d), = (", index, execmask); + for (i = 0; i < QUAD_SIZE; i++) + if (execmask & (1 << i)) + fprintf(stderr, "%f, ", chan->f[i]); + fprintf(stderr, ")\n"); + } +#endif break; case TGSI_FILE_TEMPORARY: @@ -1638,6 +1648,35 @@ exec_kilp(struct tgsi_exec_machine *mach, mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask; } +static void +emit_vertex(struct tgsi_exec_machine *mach) +{ + /* FIXME: check for exec mask correctly + unsigned i; + for (i = 0; i < QUAD_SIZE; ++i) { + if ((mach->ExecMask & (1 << i))) + */ + if (mach->ExecMask) { + mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0] += mach->NumOutputs; + mach->Primitives[mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]]++; + } +} + +static void +emit_primitive(struct tgsi_exec_machine *mach) +{ + unsigned *prim_count = &mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]; + /* FIXME: check for exec mask correctly + unsigned i; + for (i = 0; i < QUAD_SIZE; ++i) { + if ((mach->ExecMask & (1 << i))) + */ + if (mach->ExecMask) { + ++(*prim_count); + debug_assert((*prim_count * mach->NumOutputs) < mach->MaxGeometryShaderOutputs); + mach->Primitives[*prim_count] = 0; + } +} /* * Fetch a four texture samples using STR texture coordinates. @@ -3087,13 +3126,11 @@ exec_instruction( break; case TGSI_OPCODE_EMIT: - mach->Temps[TEMP_OUTPUT_I].xyzw[TEMP_OUTPUT_C].u[0] += 16; - mach->Primitives[mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]]++; + emit_vertex(mach); break; case TGSI_OPCODE_ENDPRIM: - mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]++; - mach->Primitives[mach->Temps[TEMP_PRIMITIVE_I].xyzw[TEMP_PRIMITIVE_C].u[0]] = 0; + emit_primitive(mach); break; case TGSI_OPCODE_BGNFOR: diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h index fd94c1bc440..afaf5c39c48 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.h +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h @@ -191,6 +191,14 @@ struct tgsi_exec_labels */ #define TGSI_EXEC_MAX_CONST_BUFFER 4096 +/* The maximum number of vertices per primitive */ +#define TGSI_MAX_PRIM_VERTICES 6 + +/* The maximum number of primitives to be generated */ +#define TGSI_MAX_PRIMITIVES 64 + +/* The maximum total number of vertices */ +#define TGSI_MAX_TOTAL_VERTICES (TGSI_MAX_PRIM_VERTICES * TGSI_MAX_PRIMITIVES * PIPE_MAX_ATTRIBS) /** function call/activation record */ struct tgsi_call_record @@ -201,7 +209,6 @@ struct tgsi_call_record uint ReturnAddr; }; - /** * Run-time virtual machine state for executing TGSI shader. */ @@ -214,8 +221,8 @@ struct tgsi_exec_machine float Imms[TGSI_EXEC_NUM_IMMEDIATES][4]; - struct tgsi_exec_vector Inputs[PIPE_MAX_ATTRIBS]; - struct tgsi_exec_vector Outputs[PIPE_MAX_ATTRIBS]; + struct tgsi_exec_vector Inputs[TGSI_MAX_PRIM_VERTICES * PIPE_MAX_ATTRIBS]; + struct tgsi_exec_vector Outputs[TGSI_MAX_TOTAL_VERTICES]; struct tgsi_exec_vector *Addrs; struct tgsi_exec_vector *Predicates; @@ -229,6 +236,8 @@ struct tgsi_exec_machine /* GEOMETRY processor only. */ unsigned *Primitives; + unsigned NumOutputs; + unsigned MaxGeometryShaderOutputs; /* FRAGMENT processor only. */ const struct tgsi_interp_coef *InterpCoefs; diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c index f000958bfc0..84e863b2375 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_text.c +++ b/src/gallium/auxiliary/tgsi/tgsi_text.c @@ -791,7 +791,9 @@ static const char *semantic_names[TGSI_SEMANTIC_COUNT] = "PSIZE", "GENERIC", "NORMAL", - "FACE" + "FACE", + "VERTICES_IN", + "PRIM_ID" }; static const char *interpolate_names[TGSI_INTERPOLATE_COUNT] = |